Why is it called the Elephant Trunk Nebula?
The piece of the nebula shown here is the dark, dense globule IC 1396A; it is commonly called the Elephant’s Trunk nebula because of its appearance at visible light wavelengths, where there is a dark patch with a bright, sinuous rim.
What is ic1396?
The Elephant Trunk is a dense, elongated cloud of gas inside a bright cluster of stars known as IC 1396. The trunk conceals many young protostars that are in the process of forming.
Where is the Elephant Trunk Nebula?
This huge emission nebula is located in the constellation Cepheus, and can easily be found by looking for one of its stars: Mu Cephei, or: “Hershel’s Garnet Star”. This is easily done, as Mu Cephei is one of the largest and reddest looking star in the Northern Hemisphere.
How far away is the Elephant Trunk Nebula?
2,400 light years
Elephant’s Trunk Nebula/Distance to Earth
The Elephant’s Trunk nebula is about 2,400 light years away from Earth and on a clear night can be viewed in the northern sky by the naked eye.
How is Elephant Trunk formed?
The pillar shape is formed when the EGGs act as shields for the gases that lie behind them from the stellar winds. Stellar winds are a continuous flow of gas that is ejected from the stars and causes the lighter and less dense gas to erode away.
Is Mu Cephei a carbon star?
Supernova. Mu Cephei is nearing death. It has begun to fuse helium into carbon, whereas a main sequence star fuses hydrogen into helium.
Where is IC 1396?
constellation Cepheus
IC 1396 is a large and comparatively faint emission nebula and star forming region over 100 light-years across, located about 2,400 light-years away in the constellation Cepheus.
Where is the wizard in the Wizard nebula?
The constellation Cepheus, where the Wizard resides, resides between the constellations Cassiopeia and Cygnus. In the Northern hemisphere, the deep-sky objects found within this area are well photographed by backyard astrophotographers.
What is the name of elephant teeth?
Ivory tusks are actually massive teeth that protrude well beyond the mouths of elephants. Like our own teeth—and those of many mammals—these tusks are deeply rooted. Much of the tusk is made up of dentine, a hard, dense, bony tissue.
What is the nose of an elephant called?
An elephant trunk or elephant’s trunk is the proboscis/nose of an elephant. An elephant’s trunk contains 8 pairs of muscles (and 150,000 muscle fascicles) and can be about 6-8 feet long.
Are elephant trunks hollow?
Trunk The tip of an African elephant’s trunk has two fingers or ‘lips’; the Asian elephant’s trunk only has one. Back While the African elephant’s back is concave (with a small hollow in it), the Asian elephant’s is convex (slightly domed).
What does elephant trunk down mean?
When a elephants trunk is up it means the elephant is happy and the trunk is in the position where the elephant can trumpet. Down trunk makes the elephant look downtrodden. Often seen swinging low as a low back and forth under stress and disrepair.
What is elephant trunk surgery?
Case description. Elephant trunk technique is commonly used in the open surgery for aortic dissection with the used of vascular ring connector (Vasoring) and guide wire. The ring was attached to the proximal end of the graft and is fixed to the distal aortic arch and the free end of the graft was pulled into the descending thoracic aorta with…
What is a Crescent Nebula?
Crescent Nebula. The Crescent Nebula (also known as NGC 6888, Caldwell 27, Sharpless 105) is an emission nebula in the constellation Cygnus , about 5000 light-years away from Earth.
What is a Lagoon Nebula?
Lagoon Nebula. It is classified as an emission nebula and as an H II region . The Lagoon Nebula was discovered by Giovanni Hodierna before 1654 and is one of only two star-forming nebulae faintly visible to the eye from mid-northern latitudes. Seen with binoculars, it appears as a distinct oval cloudlike patch with a definite core.